Convert config to YAML

Add sourcehut build config file

Update config.toml for newer hugo version

Update links in config.toml

Rename mastodon link to fediverse and update account link

Change mastodon link to eu.mastodon.green

Add mastodon validation

Tweak theme colors

Move posts to posts directory

Update menu config

Update title and subtitle

Set baseUrl to undef.me

Set baseUrl to gitlab page address

Add gitlab ci configuration

Switch to terminal theme

Change theme to fuji

Use http to clone theme submodule

Fix submodule definitions and remove unused theme

Update themes submodules

Change description